/**
 * 
 */
package niuke.shenxinfu;

import java.util.Scanner;

/**
 * @author zhongfang
 *
 */
public class 除法运算 {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		String string = scanner.nextLine().trim();
		scanner.close();
		String[] strings = string.split(" ");
		try {
			double i1 = Double.parseDouble(strings[0]);// .parseInt(strings[0]);
			double i2 = Double.parseDouble(strings[1]);
			// double i2 = Integer.parseInt(strings[1]);
			System.out.println((int) (i1 / i2));
		} catch (Exception e) {
			System.out.println("ERROR");
		}
	}

}
